CN113386070A - Automatic flexible frock of bow-shaped cardboard formula - Google Patents
Automatic flexible frock of bow-shaped cardboard formula Download PDFInfo
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- CN113386070A CN113386070A CN202110819916.XA CN202110819916A CN113386070A CN 113386070 A CN113386070 A CN 113386070A CN 202110819916 A CN202110819916 A CN 202110819916A CN 113386070 A CN113386070 A CN 113386070A
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- 230000008878 coupling Effects 0.000 claims description 7
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- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/10—Manufacturing or assembling aircraft, e.g. jigs therefor
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Abstract
The invention relates to an arch-shaped clamping plate type automatic flexible tool, which is particularly used for positioning and clamping a multi-curvature skin panel of an airplane cabin door. The design mainly comprises a driving mechanism and an actuating mechanism; the box base at the bottom of the rack slides on the guide rail to realize the front and back movement of the whole machine, and the vacuum chucks with supporting heads, which are arranged on the front supporting upright post and the cantilever, complete the adsorption clamping; a position sensor arranged on the supporting ball head is used for finishing accurate positioning of the skin wall plate; meanwhile, a position sensor, a proportional valve control system and a pressure testing system are additionally arranged between the hydraulic pump and the hydraulic cylinder, so that the lifting precision is ensured. Compared with the prior art, the whole technical scheme of the invention enables the whole flexible tooling system to be better suitable for positioning and clamping the multi-curvature skin wallboard on the premise of meeting the positioning and clamping requirements through the combined action of the alternating-current servo motor, the ball screw, the slider-crank mechanism, the servo hydraulic cylinder, the position sensor, the vacuum chuck with the supporting head and the like.
Description
Technical Field
The invention belongs to the technical field of aircraft manufacturing, and particularly relates to an arched clamping plate type automatic flexible tool, which is particularly used for positioning and clamping a multi-curvature wall plate of an aircraft.
Background
A large number of thin-wall weak rigid assembly parts are involved in the aircraft assembly process, and the aircraft assembly process has the characteristics of large size profile, large profile variation range, high requirement on size form and position tolerance and the like. The wallboard is easy to deform in the assembling and processing processes, and the assembling precision is influenced. Therefore, at the present stage, the domestic aircraft manufacturing unit mostly adopts special tools with rigid structures in the aircraft assembly process, and the stability of the assembly quality of wall plates in different batches is ensured. However, the design and manufacturing cycle of the current-stage aircraft is continuously shortened, and the aircraft enters a production mode of multiple varieties and small batch. Different models and the same model have a large variety and quantity of wall plate parts, and the sizes and the curvatures are different. The conventional rigid tool is low in automation degree, high in production cost and large in occupied area, and is difficult to adapt to the requirement of quickly clamping multiple types of wallboards. Therefore, on the premise of ensuring the assembly precision, an automatic flexible tool capable of clamping the wall plates with multiple sizes/curvatures is urgently needed.
The flexible frock of automation towards aircraft wallboard that has at present mainly includes: in the chinese utility model patent CN212399311U, an aircraft panel flexible assembly and closed space hole making tool is disclosed, which comprises an assembly jig and a turnover driving assembly, wherein the assembly posture of the tool is adjusted by setting the turnover driving assembly, so as to realize flexible assembly of an aircraft cabin door; in chinese patent CN104760000A, a machine tool column type flexible tool is proposed, which can be used to assemble assemblies with large size and span, such as large fuselage and wing panels, but is difficult to clamp small-size and large-curvature panels, such as saddle panel at the wing body fusion; the multi-point array type flexible tool adopts a vacuum array sucker structure, is suitable for clamping the wallboard with complex free curvature, is limited by the installation quantity of suckers, and is difficult to clamp the wallboard with large-size span. Based on the analysis, the invention designs the bow-shaped clamping plate type automatic flexible tool by combining the design advantages of the column type flexible tool and the multipoint array type flexible tool, and the whole flexible tool system greatly improves the efficiency of positioning and clamping the multi-curvature wall plate on the premise of meeting the positioning and clamping requirements.
Disclosure of Invention
Technical problem to be solved
The invention designs an arched clamping plate type automatic flexible tool, and aims to solve the problem of automatic clamping of an airplane multi-curvature wallboard.
(II) technical scheme
In order to solve the problems, the invention discloses an arched clamping plate type automatic flexible tool, which comprises a servo hydraulic cylinder 15, a frame upper beam 11 and a middle supporting platform 17, wherein the frame upper beam 11 is in threaded connection with the extending end of the servo hydraulic cylinder 15, and the middle supporting platform 17 is in threaded connection with the fixed end of the servo hydraulic cylinder 15; the ball screw 10 and the slider-crank mechanism are arranged on the upper frame beam 11 and the lower frame beam 20; the end part moving stop block 1 on the cantilever 7, the vacuum sucker 2 with the supporting ball head and the vacuum sucker 2 with the supporting ball head on the front supporting upright post 3 complete the positioning and clamping of the wallboard together; the flexible tool further comprises a supporting structure, namely a rack bottom box seat, wherein an alternating current servo motor at the lower end of the rack bottom box seat transmits torque to a ball screw to drive the whole tool structure to move back and forth on the guide rail.
Specifically, the technical scheme of the invention is as follows:
an automatic flexible frock of bow-shaped cardboard formula, it includes anterior support post 3, anterior flexible stand 6, rear portion flexible stand 14, rear portion support post 16, frame upper beam 11, middle part supporting platform 17, frame underbeam 20, cavity backup pad 19, frame bottom case 21, slider-crank mechanism, ball 10, tooth coupling 12 and exchange servo motor 13.
A piston rod of the servo hydraulic cylinder 15 is connected with the upper beam 11 of the rack, the fixed end of the servo hydraulic cylinder 15 is connected with the middle supporting platform 17, and the hydraulic cylinder 15 is used for adjusting the height of the upper beam 11 of the rack; the middle part of the middle supporting platform 17 is rigidly connected with the upper end of a hollow supporting plate 19, the right end of the middle supporting platform 17 is connected with a rear supporting upright 16 through a ribbed plate 18, and the left end of the middle supporting platform 17 is rigidly connected with a front supporting upright 3; the lower end of the hollow supporting plate 19 is rigidly connected with the upper end of a box seat 21 at the bottom of the machine frame; the lower end of the box base 21 at the bottom of the rack is provided with a guide rail which is connected with the ground in a guide rail way, and the alternating current servo motor drives the ball screw to realize the front and back movement of the tooling equipment.
One end of the front telescopic upright post 6 is connected with one end of the front supporting upright post 3 through a guide flat key 5 and moves up and down relatively, the other end of the front telescopic upright post 6 is rigidly connected with an upper frame beam 11, and the other end of the front supporting upright post 3 is rigidly connected with a lower frame beam 20; the front supporting upright 3 is provided with a plurality of vacuum chucks 2 with supporting ball heads.
One end of the rear telescopic upright post 14 is connected with one end of the rear supporting upright post 16 through a guide flat key 5 and moves up and down, the other end of the rear telescopic upright post 14 is rigidly connected with the upper frame beam 11 through a ribbed plate 18, the other end of the rear supporting upright post 16 is rigidly connected with the lower frame beam 20, and the middle part of the rear supporting upright post 16 is connected with the middle supporting platform 17 through a ribbed plate 18.
The rack upper beam 11 and the rack lower beam 20 are both provided with ball screws 10, one ends of the ball screws 10 positioned on the rack upper beam 11 and the rack lower beam 20 are both connected with an alternating current servo motor 13 through a gear coupling 12, and the other ends of the ball screws 10 are both provided with the slider-crank mechanisms; the sliding block end of the crank sliding block mechanism is provided with a ball screw nut pair nut 9, and the ball screw nut pair nut 9 is sleeved on a ball screw 10 to realize horizontal movement; the crank end of the crank slider mechanism comprises a cantilever 7 and a connecting rod 8, one end of the cantilever 7 is hinged with one end of a front telescopic upright post 6, the other end of the cantilever 7 and a ball screw nut pair nut 9 are respectively hinged with two ends of the connecting rod 8, and a fixed end part moving stop block 1 is arranged at the end part of one end of the cantilever 7, which is connected with the connecting rod 8; the cantilever 7 is provided with a connecting hole to connect the vacuum chuck 2 of the supporting ball head.
Further, in order to stably and accurately control the piston rod of the servo hydraulic cylinder 15 to move to a designated position, a proportional valve control system and a pressure testing system are arranged between the hydraulic cylinder and the hydraulic pump, the change condition of the internal pressure is monitored constantly, and the external piston rod is connected with a position sensor to control the upper beam 11 of the rack to move to the designated position.
Furthermore, an adjustable bolt 4 is arranged on the vacuum chuck 2 with the supporting ball head to adjust the position of the chuck, and the supporting ball head of the vacuum chuck 2 with the supporting ball head is connected with the position sensor.
(III) advantageous effects
The invention has the advantages that the actuating mechanism (the hydraulic cylinder, the ball screw and the slider-crank mechanism) is driven to move by the driving mechanism (the hydraulic pump and the alternating current servo motor), the vacuum chuck with the supporting ball head on the arched movable clamping plate is adjusted to move to a proper position to complete the adsorption and positioning of the wallboard, and meanwhile, the position sensor, the proportional valve control system and the pressure test system are additionally arranged between the hydraulic pump and the servo hydraulic cylinder to ensure the lifting precision; the vacuum chuck with the supporting bulb is provided with the position sensor, so that the bulb and the wall plate can be accurately positioned conveniently, and the wall plate with the large-range curvature change can be better adapted. Compared with the prior art, the whole technical scheme of the invention enables the whole flexible tooling system to greatly improve the efficiency of positioning and clamping the multi-curvature wallboard on the premise of meeting the positioning and clamping requirements through the combined action of the alternating-current servo motor, the ball screw, the slider-crank mechanism, the servo hydraulic cylinder, the position sensor, the vacuum chuck with the supporting ball head and the like.
Drawings
FIG. 1 is a front view of an arcuate clamping plate type automated flexible tooling of the present invention;
FIG. 2 is a left side view of an arcuate clamping plate type automated flexible tooling of the present invention;
FIG. 3 is a top partial cross-sectional view of an arcuate clamping plate type automated flexible tooling of the present invention.
In the figure: 1, moving a stop block at the end part; 2 a vacuum chuck with a supporting ball head; 3 front supporting columns; 4, an adjustable bolt; 5, guiding a flat key; 6 front telescopic upright post; 7, a cantilever; 8 connecting rods; 9, a ball screw nut pair nut; 10 ball screw; 11, a frame upper beam; 12 a tooth coupling; 13 an AC servo motor; 14 rear telescopic columns; 15 servo hydraulic cylinders; 16 rear support columns; 17 a central support platform; 18 ribs; 19 a hollow support plate; 20 a lower beam of the rack; 21 a bottom box seat of the frame; 22 guide rails.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 3, the present invention is an arch-shaped clamping plate type automatic flexible tool, which includes ball screws 10 (for example, connected by screws) respectively installed on the upper surface of a rack upper beam 11 and the lower surface of a rack lower beam 20, one ends of the ball screws 10 located on the rack upper beam 11 and the rack lower beam 20 are connected with an ac servo motor 13 through a tooth coupling 12, the other ends of the ball screws 10 located on the rack upper beam 11 and the rack lower beam 20 are respectively provided with a slider-crank mechanism, a slider end of the slider-crank mechanism is a ball screw nut pair nut 9, and the ball screw nut pair nut 9 is sleeved on the ball screw 10 to realize horizontal movement; the crank end of the crank-slider mechanism comprises a cantilever 7 and a connecting rod 8, one end of the cantilever 7 is hinged (for example, connected through a screw-fixed bearing) with one end of the front telescopic upright post 6, and the other end of the cantilever 7 and a ball screw nut pair nut 9 are respectively hinged with two ends of the connecting rod 8, so that the inclination is adjusted, and the curvature of clamping is changed. One end part of the cantilever 7 connected with the connecting rod 8 is connected with the fixed end part movable stop block 1 through a screw; the cantilever 7 is provided with a connecting hole for mounting the vacuum chuck 2 with a supporting ball head.
The moment of torsion is transmitted to the ball screw 10 through the gear coupling 12 by the driving of the servo motor 13, the ball screw nut pair nut 9 on the ball screw 10 moves back and forth to drive the connecting rod 8 and the rotation of the cantilever 7, thereby adjusting the vacuum chuck 2 with the supporting ball head on the cantilever 7 to move to a proper position, the vacuum chuck 2 with the supporting ball head is provided with the adjustable bolt 4, the relative position of the chuck is finely adjusted, the supporting ball head and the skin wallboard keep good contact for accurate guarantee, the supporting ball head is connected with the position sensor, the vacuum chuck 2 with the supporting ball head is provided with a connecting pipe head to be connected with an air pump, a negative pressure state is provided inside the chuck, thereby the skin wallboard is better adsorbed, and accurate positioning is realized.
In a preferred scheme, as shown in fig. 1, a piston rod of a servo hydraulic cylinder 15 is in threaded connection with the lower surface of a frame upper beam 11, the fixed end of the servo hydraulic cylinder 15 is in threaded connection with the upper surface of a middle supporting platform 17, in order to stably and accurately control the piston rod of the servo hydraulic cylinder 15 to move to a specified position, a proportional valve control system and a pressure testing system are arranged between the hydraulic cylinder and a hydraulic pump, the change condition of internal pressure is monitored constantly, and an external piston rod is connected with a position sensor to control the frame upper beam 11 to move to the specified position. Specifically, servo cylinder 15 with position sensor the hydraulic pump proportional valve control system with pressure test system links to each other, when guaranteeing servo cylinder piston rod steady motion, realizes right servo cylinder's action condition carries out real time monitoring, accurate regulation and control, and then guarantees to fix a position accurately.
In a preferable scheme, a front telescopic upright post 6 and a rear telescopic upright post 14 are arranged at two ends of the upper frame beam 11, and a front supporting upright post 3 and a rear supporting upright post 16 are arranged at two ends of the lower frame beam 20.
Furthermore, one end of the front telescopic stand column 6 is connected with one end of the front supporting stand column 3 in a matched mode through a guide flat key 5, the front telescopic stand column can move up and down relatively, the other end of the front telescopic stand column 6 is rigidly connected with the upper frame beam 11 and is stably and reliably connected, the other end of the front supporting stand column 3 is rigidly connected with the lower frame beam 20 and is stably and reliably connected, the front supporting stand column 3 is fixedly connected with four vacuum suckers 2 with supporting bulbs, the relative positions of the suckers can be finely adjusted through adjustable bolts 4 on the vacuum suckers 2 with the supporting bulbs, in order to accurately guarantee that the supporting bulbs are in good contact with skin wallboards, the supporting bulbs are connected with a position sensor, the vacuum suckers 2 with the supporting bulbs are provided with connecting tube heads and are connected with an air pump, a negative pressure state is provided inside the suckers, the skin wallboards are better adsorbed, and accurate positioning is achieved.
Furthermore, one end of the rear telescopic upright post 14 is connected with one end of the rear support upright post 16 through the guide flat key 5 in a matched manner and can move up and down, the other end of the rear telescopic upright post 14 is rigidly connected with the upper frame beam 11 through the rib plate 18, the connection is stable and reliable, the other end of the rear support upright post 16 is rigidly connected with the lower frame beam 20, and the middle part of the rear support upright post 16 is connected with the middle support platform 17 through the rib plate 18, so that the connection is stable and reliable.
Furthermore, the servo hydraulic cylinder 15 is used for adjusting the height of the upper beam 11 of the frame, the middle of the middle supporting platform 17 is rigidly connected with the upper end of the hollow supporting plate 19, the right end of the middle supporting platform 17 is connected with the rear supporting upright 16 through the ribbed plate 18, and the left end of the middle supporting platform 17 is rigidly connected with the front supporting upright 3, so that the connection is stable and reliable.
Further, the lower end of the hollow supporting plate 19 is rigidly connected with a bottom box base 21 of the rack, the connection is stable and reliable, the bottom box base 21 of the rack is connected with a track chute and is in contact with a ground guide rail 22, namely, the bottom box base 21 of the rack is installed on the ground guide rail 22, the lower end of the bottom box base 21 of the rack is connected with the ball screw 10, and the integral tooling equipment can slide back and forth on the guide rail by being driven by the alternating-current servo motor 13.
Furthermore, the ac servo motors, the gear couplings and the ball screws mounted on the upper frame beam 11, the lower frame beam 20 and the bottom of the whole machine are all of the same type, and therefore, the same numerals are used for reference. Preferably, the alternating current servo motor is connected with a servo control system.
And finally, four groups of bow-shaped clamping plate type automatic flexible tools are adopted along the front and back directions so as to meet the requirement of multidirectional positioning and clamping of the skin panel.
In some specific embodiments, the special part of the bow-shaped clamp plate type automatic flexible tool needs to ensure sealing and lubrication so as to ensure stable and reliable operation.
The technical scheme of the invention is further explained by describing the working process of the bow-shaped clamping plate type automatic flexible tool.
Firstly, according to the position of a wall plate, the whole tooling equipment is adjusted to a position corresponding to the surface of a skin wall plate by controlling an alternating current servo motor 13 driving a bottom box seat 21 of a rack; four groups of adjustable bolts 4 arranged on the front supporting upright post 3 are adjusted to ensure that the surface contact of each group of vacuum suction cups 2 with supporting ball heads and the skin panel is good, an air pump connected with the vacuum suction cups works to extract air in the suction cups, and the position sensors connected with the supporting ball heads are observed to judge that the vacuum suction cups successfully adsorb the skin panel and position the skin panel well.
Then, the hydraulic pump is started to drive the servo hydraulic cylinder 15, the piston rod of the servo hydraulic cylinder 15 is monitored and regulated to move stably through a proportional valve control system and a pressure test system which are connected between the hydraulic pump and the servo hydraulic cylinder 15, impact and vibration which are possibly caused by sudden starting or sudden stopping are relieved, and a position sensor connected to the servo hydraulic cylinder 15 can accurately ensure that the upper beam 11 of the rack moves upwards or descends to a proper position.
And finally, driving an alternating current servo motor 13 connected with an upper frame beam 11 and a lower frame beam 20 to drive a ball screw 10 to move, transmitting kinetic energy to a cantilever 7 connected with a vacuum sucker 2 with a supporting ball head, ensuring that the cantilever moves to a proper position, adjusting an adjustable nut 4 to enable the front end of the vacuum sucker 2 with the supporting ball head to be in surface contact with the skin panel, extracting air in the sucker by working of an air pump connected with the vacuum sucker, judging that the skin panel is accurately sucked by the vacuum sucker and well positioned by observing a position sensor connected with the supporting ball head, and thus finishing positioning and clamping of the skin panel.
The above description of exemplary embodiments has been presented only to illustrate the technical solution of the invention and is not intended to be exhaustive or to limit the invention to the precise form described. Obviously, many modifications and variations are possible in light of the above teaching to those skilled in the art. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to thereby enable others skilled in the art to understand, implement and utilize the invention in various exemplary embodiments and with various alternatives and modifications. It is intended that the scope of the invention be defined by the following claims and their equivalents.
Claims (3)
1. The bow-shaped clamping plate type automatic flexible tool is characterized by comprising a front supporting upright post (3), a front telescopic upright post (6), a rear telescopic upright post (14), a rear supporting upright post (16), a rack upper beam (11), a middle supporting platform (17), a rack lower beam (20), a hollow supporting plate (19), a rack bottom box seat (21), a crank block mechanism, a ball screw (10), a gear coupling (12) and an alternating current servo motor (13); wherein,
a piston rod of the servo hydraulic cylinder (15) is connected with the upper beam (11) of the rack, the fixed end of the servo hydraulic cylinder (15) is connected with the middle supporting platform (17), and the hydraulic cylinder (15) is used for adjusting the height of the upper beam (11) of the rack; the middle part of the middle supporting platform (17) is rigidly connected with the upper end of a hollow supporting plate (19), the right end of the middle supporting platform (17) is connected with a rear supporting upright post (16) through a ribbed plate (18), and the left end of the middle supporting platform (17) is rigidly connected with a front supporting upright post (3); the lower end of the hollow supporting plate (19) is rigidly connected with the upper end of a box seat (21) at the bottom of the machine frame; the lower end of a box seat (21) at the bottom of the rack is provided with a guide rail which is connected with the ground in a guide rail way, and an alternating current servo motor drives a ball screw to realize the forward and backward movement of the tooling equipment;
one end of the front telescopic upright post (6) is connected with one end of the front supporting upright post (3) through a guide flat key (5) and moves up and down relatively, the other end of the front telescopic upright post (6) is rigidly connected with an upper frame beam (11), and the other end of the front supporting upright post (3) is rigidly connected with a lower frame beam (20); the front supporting upright post (3) is provided with a plurality of vacuum suckers (2) with supporting ball heads;
one end of the rear telescopic upright post (14) is connected with one end of the rear supporting upright post (16) through a guide flat key (5) and moves up and down, the other end of the rear telescopic upright post (14) is rigidly connected with an upper frame beam (11) through a rib plate (18), the other end of the rear supporting upright post (16) is rigidly connected with a lower frame beam (20), and the middle part of the rear supporting upright post (16) is connected with a middle supporting platform (17) through the rib plate (18);
the rack upper beam (11) and the rack lower beam (20) are both provided with ball screws (10), one ends of the ball screws (10) positioned on the rack upper beam (11) and the rack lower beam (20) are both connected with an alternating current servo motor (13) through tooth type couplers (12), and the other ends of the ball screws (10) are both provided with the slider-crank mechanisms; the sliding block end of the crank sliding block mechanism is provided with a ball screw nut pair nut (9), and the ball screw nut pair nut (9) is sleeved on the ball screw (10) to realize horizontal movement; the crank end of the crank slider mechanism comprises a cantilever (7) and a connecting rod (8), one end of the cantilever (7) is hinged with one end of a front telescopic upright post (6), the other end of the cantilever (7) and a ball screw nut pair nut (9) are respectively hinged with two ends of the connecting rod (8), and a fixed end part moving stop block (1) is arranged at the end part of one end of the cantilever (7) connected with the connecting rod (8); the cantilever (7) is provided with a connecting hole to connect a vacuum chuck (2) of the supporting ball head.
2. The bow-shaped clamp plate type automatic flexible tool according to claim 1, wherein in order to stably and accurately control the piston rod of the servo hydraulic cylinder (15) to move to a specified position, a proportional valve control system and a pressure test system are arranged between the hydraulic cylinder and a hydraulic pump, the change condition of internal pressure is monitored constantly, an external piston rod is connected with a position sensor, and an upper beam (11) of a control frame moves to the specified position.
3. The automatic flexible frock of bow-shaped cardboard formula of claim 1 or 2 characterized in that, be provided with adjustable bolt (4) on the vacuum chuck (2) of area support bulb to the position of regulation sucking disc, the support bulb of the vacuum chuck (2) of area support bulb is connected with position sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110819916.XA CN113386070B (en) | 2021-07-20 | 2021-07-20 | Automatic flexible frock of bow-shaped cardboard formula |
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|---|---|---|---|
| CN202110819916.XA CN113386070B (en) | 2021-07-20 | 2021-07-20 | Automatic flexible frock of bow-shaped cardboard formula |
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| CN113386070A true CN113386070A (en) | 2021-09-14 |
| CN113386070B CN113386070B (en) | 2022-07-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116902217A (en) * | 2023-09-13 | 2023-10-20 | 辽宁华天航空科技股份有限公司 | Symmetrical positioning assembly and method based on aircraft composite structural member |
| CN117444886A (en) * | 2023-12-21 | 2024-01-26 | 四川安德科技有限公司 | Aviation part assembly fixture |
| CN118220520A (en) * | 2024-05-23 | 2024-06-21 | 天津飞悦航空科技股份有限公司 | Aircraft rear fuselage section assembly equipment and method |
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| CN104760000A (en) * | 2015-04-01 | 2015-07-08 | 南京航空航天大学 | Vertical column type flexible tool of machine tool |
| CN205892176U (en) * | 2016-05-12 | 2017-01-18 | 山东科技大学 | Clamping device of pile up neatly machine people carton suit system |
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| CN116902217A (en) * | 2023-09-13 | 2023-10-20 | 辽宁华天航空科技股份有限公司 | Symmetrical positioning assembly and method based on aircraft composite structural member |
| CN116902217B (en) * | 2023-09-13 | 2023-12-12 | 辽宁华天航空科技股份有限公司 | Symmetrical positioning assembly and method based on aircraft composite structural member |
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| CN117444886B (en) * | 2023-12-21 | 2024-03-19 | 四川安德科技有限公司 | Aviation part assembly fixture |
| CN118220520A (en) * | 2024-05-23 | 2024-06-21 | 天津飞悦航空科技股份有限公司 | Aircraft rear fuselage section assembly equipment and method |
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